An outbreak of scalp white piedra in a Brazilian children day care.
White piedra is a superficial mycosis caused by Trichosporon spp. that affects the hair shaft of any part of the body. It is presented an outbreak of scalp white piedra seen in 5.8% of the children frequenting a day care in Northeastern of São Paulo State, Brazil. Mycological exam and culture identified T. cutaneum in all five cases, and scanning electron microscopy of nodules around hair shaft infected by Trichosporon spp. is demonstrated comparing them with those of black piedra and with nits of Pediculous capitis.
Roselino
Ana Maria
AM
Division of Dermatology, Department of Internal Medicine, Faculdade de Medicina de Ribeirão Preto, USP, Ribeirão Preto, SP, Brazil. amfrosel@fmrp.usp.br
Seixas
Ana Beatriz
AB
Thomazini
José A
JA
Maffei
Claudia M L
CM
D001938:Brazil / Q000453:epidemiology; D002656:Child Day Care Centers; D002675:Child, Preschool; D004196:Disease Outbreaks; D005260:Female; D006801:Humans; D008855:Microscopy, Electron, Scanning; D010854:Piedra / Q000175:diagnosis / Q000453:epidemiology* / Q000382:microbiology; D012536:Scalp Dermatoses / Q000175:diagnosis / Q000453:epidemiology* / Q000382:microbiology; D014250:Trichosporon / Q000302:isolation & purification* / Q000648:ultrastructure